The device and features of the installation of magnetic locks for interior doors
Constipation is required not only for front doors, but they can also be used for interior doors. In the first version, the main emphasis is on the safety of the mechanism when choosing and its reliability, and in the second - on ease of use, reliability in operation and convenience. And also in the latter case, the dimensions of the castle are important. Magnetic locks meet all such needs, so they are often mounted on sashes between rooms.
Principle of operation
Any magnetic locks for interior doors make it possible to open them with a handle, when the sash is attached to the box with special mechanisms that use magnets. Their principle of operation can be compared to that used in cabinet doors. The design consists of two magnets, one of which is fixed on the strip in the doorway, and the other in the canvas. When the door is closed, the distance between the magnets decreases, they attract, fixing the bolt or door leaf, which allows the door to be held in the required position until the lock itself is unlocked.
To open the mechanism, you just need to turn the handle or apply force by pressing on the blade. When the door is opened, the distance between the magnets increases, the interaction between them drops to zero. The difference between these devices and those used for cabinet locks is the lack of latches. Thanks to such a simple design of these devices, they are distinguished not only by ease of use, but also by a long service life.
Advantages
These door locks have a number of undeniable advantages. Among them are the following:
- a simple design makes it possible to get rid of the main problem present in all other types of locks - this is the absence of a supporting spring, which often fails;
- the absence of a protruding part, the so-called dog, which is in all other types of locks, simplifies the use of magnetic devices;
- doors open almost silently.
Also in this type of mechanism there are no parts rubbing against each other, so they do not need lubrication, the lock can be placed not only on the interior linens, but also to exit to a terrace or balcony, where it will be exposed to low temperatures. The device itself can be mounted by yourself. Most of these fixtures come in standard sizes to fit all types of doors.
If there is already a lock on the canvas, then a magnetic lock can be put in the groove from it with a 99% probability. To do this, you only need to remove the old one and install a new mechanism, equipping the frame with a new door strip.
disadvantages
Despite their simple modification and improved design, to a large extent these devices remain mechanical devices, so you should not use various adhesive mixtures or other additives when installing them in a doorway, which will make the structure non-separable. Even the most expensive locks from well-known brands do not last forever.
If the lock is installed in the canvas without the possibility of its dismantling and repair, then if such a need arises, it will be necessary to simply destroy the device.It is also worth noting that in the event of a breakdown of the locking device, in some cases the door may also be damaged. When using magnetic locks, you need to know about the properties of the magnet itself, because in this device there are two of them at once. These elements are located at the level of a person's belt and work around the clock. Therefore, during the operation of such a lock, any metal materials are collected on the door leaf - from needles or paper clips to other objects that will be in the field of the lock.
The main part of magnetic locks has the property when magnets already at a distance of 10-15 cm begin to interact with each other, as a result of which they can work as closers. Such a useful property of the lock is important only if there is no mechanism on the door that will need to be opened with a key, since this can cause the sash to slam in a draft.
In inexpensive models of locks there are no devices that can adjust the position of the blade, therefore, when pulling out the magnet, the bolt can come out of the lock at the moment the door is closed and hit the magnet. Such influences give a negative result, and magnets from impacts can crack.
Varieties
All magnetic locks are divided into several types.
Passive
This mechanism has a simple design and resembles those used in furniture doors, but more powerful. The principle of operation is that a steel plate is installed on the door jamb, and a magnet is installed on the door itself. When these elements approach each other, a magnetic field is triggered between them and allows the door to securely lock in this position. To open the sash, you need to apply a little effort, after which the plates will open. Usually, these mechanisms are mounted on accordion doors, and if necessary, on swing doors, but for this it will be necessary to choose more powerful models.
With crossbar
These devices are complex in design and contain, in addition to magnets, mechanical components. Outwardly, such locks are no different from ordinary ones, but the peculiarity is the absence of a pressure spring. The bolt itself is made of magnetized metal and when the sash is closed, it independently enters the groove on the bar. To open such a door, it will be necessary to press the handle, after which the magnets will open. Such locks are more reliable and are very popular nowadays.
Electromagnetic
These mechanisms are usually mounted on the entrance canvases, but if required, they can be installed on the interroom. The lock is opened with a key, remote control, card and other devices. The peculiarity of this lock is that it can only function if it is connected to an external power source. If it is not possible to connect it to the mains, then the lock will not work and will always be open.
How to choose?
Currently, the stores offer the buyer a large number of magnetic locks, which are intended for installation in interior linens.
When choosing, it is recommended to pay attention to their parameters:
- the form;
- view;
- the ability to maintain a certain weight;
- dimensions.
Also, in addition, you need to find out from the seller what load the purchased lock can withstand. If it is planned to be installed in lightweight structures or PVC doors, then you can purchase those that are designed for 150 kg. If these are massive doors made of wood or metal, then it is necessary to buy a mechanism that will withstand up to 350 kg. To ensure a long service life of this device, you must also pay attention to the coating of the lock body. Usually the manufacturer will coat it with zinc or nickel. To make the metal plates last longer, they are additionally covered with a special film.
In this case, it is necessary to ensure that the mating part and the magnet itself are not painted, since this reduces their capabilities, such locks can no longer be silent.
Installation
If you have basic skills in working with carpentry tools, you can install magnetic locks on wooden doors yourself. The insert is made using the following tools:
- screwdriver;
- drill;
- pencil;
- milling cutter;
- screwdriver;
- hammer;
- ruler.
The order of work includes several steps.
- Initially, you need to do the markup. The mortise lock is installed at an average height of 110 cm from the floor level. At the end of the canvas, they indicate the place where the niche for installation will be located. If such a device is with a handle, then on the front side it is also necessary to mark the place for it.
- The hole for the handle is made with an electric drill. It is advisable to drill through it so that later you do not have to make unnecessary holes.
- Initially, a sample is made at the end of the web to install the front plate of the device. After that, a niche is made where the mechanism will be located. The niche should correspond in size to the castle itself. They do it with a milling cutter, and if there is no such tool, then it is necessary to use a chisel and a hammer.
- A place is assigned for attaching the device in the canvas. To do this, the lock itself must be placed in a niche and a hole must be drilled in the attachment points of the mechanism.
- Next, the lock is installed in a niche and fixed with self-tapping screws. After that, a handle is placed, which is also fixed to the canvas with self-tapping screws.
- Then you need to install the mating part. If the lock does not have a bolt made of magnetized metal, then in the box opposite the lock itself, you only need to put a bar. If the lock has a bolt, then you will need to make a place for the bolt in the box, drilling a place for it. A drill is also used for these activities. After carrying out all these measures, it is necessary to check the operability of the system.
How to adjust the mechanism?
If, during the period of use, the lock starts to work poorly or does not hold the door, in this case, it is necessary to find out the reasons why it does not work and eliminate them. Although such devices are highly reliable, and can also serve for a long time, sometimes situations arise when it will be necessary to replace or repair such mechanisms. Among the signs that indicate the need to perform such actions, the following can be noted:
- the fixation has weakened;
- the mount is deformed;
- there was a noise when opening the sash;
- there is no attraction between magnets.
The main malfunctions of magnetic locks can often occur due to the fact that they are incorrectly mounted, or due to the purchase of a low-quality lock. If a low-quality product was purchased, then its repair will not bring the desired result, the problem will be eliminated only for a while. It is better to immediately acquire a reliable lock, and it is also necessary to choose initially high-quality products. If problems with the lock arise due to improper installation, then this situation can be corrected. To do this, you need to perform the following actions:
- unscrew the handle of the lock;
- remove the mechanism from the door and open its case;
- inspect the parts that are out of order and replace them with new ones;
- if repairs are not possible, you need to buy a new lock.
If you need to replace the lock, then there is nothing difficult. It is only necessary to buy a mechanism of the same size, which was installed earlier. To do this, it is recommended to choose more reliable devices so that they last longer. In order to increase the service life of magnetic locks that are installed on the interior linens, as well as to ensure their reliable and uninterrupted operation, it is recommended to use these devices correctly. There is nothing difficult here. You just need to follow these rules:
- clean the bar and magnet from metal dust and debris;
- to increase the holding force of the magnet, it is necessary to correctly mount the lock so that there is the required distance between these elements;
- if water gets on the lock, then it must be wiped so that the elements do not oxidize;
- periodically it is recommended to tighten the screws.
Reviews
As you can see, magnetic locks are quite reliable and durable structures, so they have quite positive feedback from both users and specialists. The reason for this is the low cost of the fixtures, simple installation and long service life. A magnetic lock is an excellent solution for keeping interior doors closed, which makes these mechanisms more and more popular in the domestic market. Other advantages include noiselessness, interesting design, various colors and others.
How to install a magnetic lock, see the video.
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